Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304991 | Photochromic article | Joseph D. Turpen, Elizabeth A. Zezinka, Emily Amond, Anu Chopra, Michael Frank Haley +6 more | 2025-05-20 |
| 9465234 | Photochromic materials having extended pi-conjugated systems and compositions and articles including the same | Anu Chopra, Jun Deng, David B. Knowles, Frank Molock, Victor A. Montes +3 more | 2016-10-11 |
| 9097916 | Photochromic materials having extended pi-conjugated systems and compositions and articles including the same | Anu Chopra, Jun Deng, David B. Knowles, Frank Molock, Victor A. Montes +3 more | 2015-08-04 |
| 9028728 | Photochromic materials that include indeno-fused naphthopyrans | Kevin E. Bancroft, Anu Chopra, Xiao-Man Dai, David B. Knowles, Jason R. Lewis +8 more | 2015-05-12 |
| 8741188 | Ophthalmic devices comprising photochromic materials having extended pi-conjugated systems | Anu Chopra, Jun Deng, David B. Knowles, Frank Molock, Victor A. Montes +3 more | 2014-06-03 |
| 8647538 | Photochromic compounds having at least two photochromic moieties | Yunyi Lu, Wenjing Xiao, Robert W. Walters, Feng Wang, M. Frank Haley +3 more | 2014-02-11 |
| 8388872 | Photochromic materials having extended pi-conjugated systems and compositions and articles including the same | Anu Chopra, Jun Deng, David B. Knowles, Frank Molock, Victor A. Montes +3 more | 2013-03-05 |
| 8349066 | Low temperature, moisture curable coating compositions and related methods | Ronald R. Ambrose, Anthony M. Chasser, Susan F. Donaldson, John R. Schneider | 2013-01-08 |
| 8158037 | Photochromic materials having extended pi-conjugated systems and compositions and articles including the same | Anu Chopra, Jun Deng, David B. Knowles, Frank Molock, Victor A. Montes +3 more | 2012-04-17 |
| 8147725 | Photochromic materials having extended pi-conjugated systems and compositions and articles including the same | Anu Chopra, Jun Deng, David B. Knowles, Frank Molock, Victor A. Montes +3 more | 2012-04-03 |
| 7556751 | Photochromic materials having electron-withdrawing substituents | Anu Chopra, Barry Van Gemert | 2009-07-07 |
| 7094368 | Pyrano-quinolines, pyrano-quinolinones, combinations thereof, photochromic compositions and articles | Anil Kumar, Barry Van Gemert | 2006-08-22 |
| 5942637 | Compounds containing tetradecachlorocyclohexasilane dianion | Philip Boudjouk, Michael P. Remington, Jr., Bhanu P. S. Chauhan | 1999-08-24 |